Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Newbies, and basic Stroker Recipes... Get started with your first stroker here!!
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SilverXJ
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Posts: 5790
Joined: February 14th, 2008, 7:14 am
Stroker Displacement: 4.6L
Vehicle Year: 2000
Vehicle Make: Jeep
Vehicle Model: Cherokee
Location: Radford, Va

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by SilverXJ »

The weird thing was that around the day after you posted the WJJeeps URL, the number of knock sensors changed to none.
bratcop
Making Progress
Making Progress
Posts: 88
Joined: October 14th, 2008, 8:45 pm
Stroker Displacement: 4.5L
Location: Sheboygan, WI

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by bratcop »

right, that was because I emailed the page owner and asked him about his source of info. He sent me a nice email thanking me for "catching" his error. Little did he know that I was trumpeting his inaccuracies around like gospel. Anyway, it is solved now.

Bratcop Cheers :cheers:
2001 GC Laredo
4.5 Stroker, 9.6 SCR, 8.1 DCR
Stock Valvetrain
24# Cobra Injectors
Bored Throttle Body
CAI
Ported and Polished 0331 Head
SplitSecond PSC1-003 Piggyback
Zeitroniz WideBand O2 logger
(all of this is still in the works as we speak)
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SilverXJ
Global Moderator
Global Moderator
Posts: 5790
Joined: February 14th, 2008, 7:14 am
Stroker Displacement: 4.6L
Vehicle Year: 2000
Vehicle Make: Jeep
Vehicle Model: Cherokee
Location: Radford, Va

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by SilverXJ »

At least you got it fixed so other people won't have the same problem & glad you correct yourself for future searches too :cheers:
rradford9
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Posts: 72
Joined: January 2nd, 2009, 8:06 am
Stroker Displacement: 4.5l

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by rradford9 »

Took the stroker to the dyno last week. I was a little disappointed with the results. Numbers came back 189 ft/lbs torque at 2900 RPMs and 130 horsepower at 3900 RPM's. Those were the actual numbers at the rear wheels. The tech said he was estimating my drivetrain loss with the auto and 33" tires at around 30% putting the torque up around 275 at the crank. I'm not complaining since I know I did a very low budget build but honestly, I was expecting more...
4.5L Simple Stroker
* 4.2L crank & rods
* H802CP pistons (18cc dish)
* 9.57:1 SCR / 8.28:1 DCR
* 0.050" Quench
* 62mm TB
* Hot Air Intake
* 2.5" Magnaflow cat and Flowmaster 50
* JBA Header
dwg86
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Posts: 1245
Joined: February 13th, 2008, 6:20 pm
Stroker Displacement: 4.6
Vehicle Year: 2003
Vehicle Make: Jeep
Vehicle Model: Wrangler

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by dwg86 »

How does it run?
rradford9
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Posts: 72
Joined: January 2nd, 2009, 8:06 am
Stroker Displacement: 4.5l

Re: Simple/Budget Stroker Build 2000 WJ 4.0 to 4.5

Post by rradford9 »

Its running great. I've had 87, 89 and 93 octane in it and no pinging at all. The only thing I've noticed is if its in park and I rev the engine it sounds like its missing above 3500 rpms but on the road it never makes the clicking sound even up to max rpm's (4500 or whatever). I've got 700 miles on it so far.

Here she is at the dyno Image[/QUOTE]
4.5L Simple Stroker
* 4.2L crank & rods
* H802CP pistons (18cc dish)
* 9.57:1 SCR / 8.28:1 DCR
* 0.050" Quench
* 62mm TB
* Hot Air Intake
* 2.5" Magnaflow cat and Flowmaster 50
* JBA Header
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